Without prejudice to the powers of the Central Government to appoint from time to time such officers and authorities as may be necessary for the administration of Pondicherry, all courts, tribunals, authorities and officers, whether in India or in the former French Establishments, who immediately before the appointed day, were exercising lawful functions in connection with the administration of those Establishments or any part thereof, including the Council of Government and the Representative Assembly, shall, unless otherwise directed at any time by the Central Government or the Administrator in relation to any such court, tribunal, authority or officer, or until other provision is made by law, continue to exercise in connection with the administration of Pondicherry their respective powers and jurisdiction and perform their respective duties and functions in the same manner and to the same extent as before the appointed day with such altered designation, if any, as that Government may determine.